Description: Less than 50% faulty of white level data.
Code: B1
Description: CODEC LSI error
Code: B9
Description: Light emission intensity error of the LED array.
Code: BA
Description: Scanning error: The left-hand black reference line which is marked on the document pressure bar for scanning width setting is not detected.
Code: BB
Description: Scanning error: The right-hand black reference line which is marked on the document pressure bar for scanning width setting is not detected.